package com.ruoyi.web.controller.common;

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.ruoyi.web.util.TencentOssUploadUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.config.RuoYiConfig;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.file.FileUploadUtils;
import com.ruoyi.common.utils.file.FileUtils;
import com.ruoyi.framework.config.ServerConfig;

/**
 * 通用请求处理
 * 
 * @author ruoyi
 */
@RestController
@RequestMapping("/common")
public class CommonController
{
    private static final Logger log = LoggerFactory.getLogger(CommonController.class);

    @Autowired
    private ServerConfig serverConfig;

    private static final String FILE_DELIMETER = ",";

    /**
     * 通用下载请求
     * 
     * @param fileName 文件名称
     * @param delete 是否删除
     */
    @GetMapping("/download")
    public void fileDownload(String fileName, Boolean delete, HttpServletResponse response, HttpServletRequest request)
    {
        try
        {
            if (!FileUtils.checkAllowDownload(fileName))
            {
                throw new Exception(StringUtils.format("文件名称({})非法，不允许下载。 ", fileName));
            }
            String realFileName = System.currentTimeMillis() + fileName.substring(fileName.indexOf("_") + 1);
            String filePath = RuoYiConfig.getDownloadPath() + fileName;

            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, realFileName);
            FileUtils.writeBytes(filePath, response.getOutputStream());
            if (delete)
            {
                FileUtils.deleteFile(filePath);
            }
        }
        catch (Exception e)
        {
            log.error("下载文件失败", e);
        }
    }

    /**
     * 通用上传请求（单个）
     */
    @PostMapping("/upload")
    public AjaxResult uploadFile(MultipartFile file) throws Exception
    {
        try
        {
            //获取返回文件名
            String fileName = TencentOssUploadUtils.uploadFile(file);
            //设置url
            String url = fileName;
            AjaxResult ajax = AjaxResult.success();
            ajax.put("url", url);
            ajax.put("fileName", fileName);
            ajax.put("newFileName", FileUtils.getName(fileName));
            ajax.put("originalFilename", file.getOriginalFilename());
            return ajax;
        }
        catch (Exception e)
        {
            return AjaxResult.error(e.getMessage());
        }
    }


//    @PostMapping("/upload/save/phone/image")
//    public AjaxResult uploadSavePhoneImage(String file) throws Exception {
//        System.out.println(imageFile + "====================");
//        //返回结果
//        return AjaxResult.success("我是测试");
//    }

    /*
    *
    * */

    @PostMapping("/upload2")
    public AjaxResult uploadTestFile(MultipartFile file) throws Exception {

        try {
            System.out.println("nihao");
            System.out.println(file);
            // 定义存储路径和文件名
            String baseDir = "D:/wwwroot/private_domain_api/wwwroot/LiKLKImages/";   // 存储根目录
            String fileName = "二维码弹窗@3x.png"; // 固定文件名
            // 创建目标目录（若不存在）
            File dir = new File(baseDir);
            if (!dir.exists()) {
                dir.mkdirs(); // 自动创建多级目录‌:ml-citation{ref="1,2" data="citationList"}
            }

            // 保存文件到本地
            File dest = new File(baseDir + fileName);
            file.transferTo(dest); // 核心保存方法‌:ml-citation{ref="2" data="citationList"}

            // 构造返回数据
            AjaxResult ajax = AjaxResult.success();
            ajax.put("url", "https://privatedomainapi.siyu99.com/LiKLKImages/" + fileName); // 本地绝对路径
            ajax.put("fileName", fileName);
            return ajax;
        } catch (Exception e) {
            return AjaxResult.error("上传失败: " + e.getMessage());
        }
    }

    @PostMapping("/upload/uni")
    public AjaxResult uploadUniFile(MultipartFile file) throws Exception{
        try {
            //获取返回文件名
            String fileName = TencentOssUploadUtils.uploadFile(file);
            //设置url
            String url = fileName;
            System.out.println(url + "我是测试查看------------");
            //封装map
            Map<String,String> map = new HashMap<>();
            //放入url
            map.put("url",url);
            //放入响应编号
            map.put("code","200");
            //msg里面放值
            return AjaxResult.success(url);
        }
        catch (Exception e) {
            //封装map
            Map<String,String> map = new HashMap<>();
            //放入响应编号
            map.put("code","500");
            //msg里面放值
            return AjaxResult.error(e.getMessage());
        }
    }

    /**
     * 通用上传请求（多个）
     */
    @PostMapping("/uploads")
    public AjaxResult uploadFiles(List<MultipartFile> files) throws Exception
    {
        try
        {
            // 上传文件路径
            String filePath = RuoYiConfig.getUploadPath();
            List<String> urls = new ArrayList<String>();
            List<String> fileNames = new ArrayList<String>();
            List<String> newFileNames = new ArrayList<String>();
            List<String> originalFilenames = new ArrayList<String>();
            for (MultipartFile file : files)
            {
                // 上传并返回新文件名称
                String fileName = FileUploadUtils.upload(filePath, file);
                String url = serverConfig.getUrl() + fileName;
                urls.add(url);
                fileNames.add(fileName);
                newFileNames.add(FileUtils.getName(fileName));
                originalFilenames.add(file.getOriginalFilename());
            }
            AjaxResult ajax = AjaxResult.success();
            ajax.put("urls", StringUtils.join(urls, FILE_DELIMETER));
            ajax.put("fileNames", StringUtils.join(fileNames, FILE_DELIMETER));
            ajax.put("newFileNames", StringUtils.join(newFileNames, FILE_DELIMETER));
            ajax.put("originalFilenames", StringUtils.join(originalFilenames, FILE_DELIMETER));
            return ajax;
        }
        catch (Exception e)
        {
            return AjaxResult.error(e.getMessage());
        }
    }

    /**
     * 本地资源通用下载
     */
    @GetMapping("/download/resource")
    public void resourceDownload(String resource, HttpServletRequest request, HttpServletResponse response)
            throws Exception
    {
        try
        {
            if (!FileUtils.checkAllowDownload(resource))
            {
                throw new Exception(StringUtils.format("资源文件({})非法，不允许下载。 ", resource));
            }
            // 本地资源路径
            String localPath = RuoYiConfig.getProfile();
            // 数据库资源地址
            String downloadPath = localPath + StringUtils.substringAfter(resource, Constants.RESOURCE_PREFIX);
            // 下载名称
            String downloadName = StringUtils.substringAfterLast(downloadPath, "/");
            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, downloadName);
            FileUtils.writeBytes(downloadPath, response.getOutputStream());
        }
        catch (Exception e)
        {
            log.error("下载文件失败", e);
        }
    }

//    @PostMapping("/upload2")
//    public AjaxResult uploadTestFile(MultipartFile file) throws Exception {
//        try {
//            System.out.println("nihao");
//            System.out.println(file);
//            // 定义存储路径和文件名https://privatedomainapi.siyu99.com/LiKLKImages/FANKUI/二维码弹窗@3x.png
////            String baseDir = "D:/abc/";   // 存储根目录D:\wwwroot\private_domain_api\wwwroot\LiKLKImages
//            String baseDir = "D:/wwwroot/private_domain_api/wwwroot/LiKLKImages/";   // 存储根目录D:\wwwroot\private_domain_api\wwwroot\LiKLKImages
//            String fileName = "二维码弹窗@3x.png"; // 固定文件名
//            // 创建目标目录（若不存在）
//            File dir = new File(baseDir);
//            if (!dir.exists()) {
//                dir.mkdirs(); // 自动创建多级目录‌:ml-citation{ref="1,2" data="citationList"}
//            }
//
//            // 保存文件到本地
//            File dest = new File(baseDir + fileName);
//            file.transferTo(dest); // 核心保存方法‌:ml-citation{ref="2" data="citationList"}
//
//            // 构造返回数据
//            AjaxResult ajax = AjaxResult.success();
//            ajax.put("url", "https://privatedomainapi.siyu99.com/LiKLKImages/二维码弹窗@3x.png"); // 本地绝对路径
//            ajax.put("fileName", "https://privatedomainapi.siyu99.com/LiKLKImages/二维码弹窗@3x.png");
//            ajax.put("newFileName", FileUtils.getName(fileName));
//            ajax.put("originalFilename", file.getOriginalFilename());
//            return ajax;
//        } catch (Exception e) {
//            return AjaxResult.error("上传失败: " + e.getMessage());
//        }
//    }
}
